<%@ page language="java" contentType="text/html; charset=UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<%
    request.setAttribute("contextPath", request.getContextPath());
    
%>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Place an Order</title>
</head>
<body>
<form action="${contextPath}/order/1/1" method="post">
输入购买图书的数量：<br>
<input type="text" name="quantity" value=""/><br>
<input type="submit" value="submit">
</form>

</body>
</html>